★★★★★ 4
Good value
I got this for my daughter and she has no complaints so far so good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 7, 2026
FlexFuel Pressure External Regulator Bypass Plug for LS Truck Intake Manifold Rail
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
FlexFuel Pressure External Regulator Bypass Plug for LS Truck Intake Manifold RailLS FlexFuel Pressure Regulator Plug Installs in place of factory integrated flexfuel pressure regulator that is mounted to the fuel rail on truck intake manifolds *** ONLY compatible with Flex Fuel rails*** Required when using an external fuel pressure regulator Compatible with (1999 2003) LS Gen 3 truck SUV round FlexFuel rails Made in Wichita Kansas, from aerospace grade billet aluminum Includes plug and oring Re uses the factory retainer clip
Quick Dispatch:
Your FlexFuel Pressure External Regulator Bypass Plug for LS Truck Intake Manifold Rail orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your FlexFuel Pressure External Regulator Bypass Plug for LS Truck Intake Manifold Rail ships.
Need Help?
Questions about FlexFuel Pressure External Regulator Bypass Plug for LS Truck Intake Manifold Rail, sizing, or delivery? We're just an email away.
Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for FlexFuel Pressure External Regulator Bypass Plug for LS Truck Intake Manifold Rail in your area.
Get Shipping Estimates
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
You may also like
Wiring Harness Adapter 6" Ls Gen 4 (IV) Vehicle to Hellcat Map Sensor
36.99
Deatschwerks X3 Triple 400lph Fuel pump module for GM Trucks 05-18 4.8L 5.3L 6.0L
528.50
Deatschwerks Universal Injector Kit 2200cc (277pph)
728.98
Deatschwerks Universal Injector Kit 550cc (69pph)
226.50
LS Throttle Body to 4150 Intake Manifold Adapter Plate
119.99
LS Valve Cover Grommet Fitting -8AN
22.99
Hellcat Throttle Body to 6.4L Charger Intake Manifold Adapter
69.99
4.2 ★★★★★
Based on 2497 reviews
Sort
Product Reviews
★★★★★ 5
Repuestos para ford
Excelente, quedó muy bien en mi auto. Para pedir este tipo de productos se tiene que tener la seguridad de lo que está ordenando uno.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2026
★★★★★ 5
Solid refurbished part good quality
Correct part , works well and was easy to install
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2026
★★★★★ 5
Starter
Works great in my Ford Escape
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 28, 2026
★★★★★ 5
Price and quality
Awesome and reasonable price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 25, 2025
recommand products
Graco 24D124 HOSE,SING,2
1170.00
Graco 647034 Husky 1050 AL 1 in. (25.4 mm) NPT Pump, AL Center Section, SS Seats, CW Balls & CO Diaphragm
1155.00
Graco A1000164 902-20,PISTON,PINCH,LOWER,0.090
1175.00
Graco 2004733 SD SERIES 10 REEL,SD,1/2X35 FT,ENCLOSED,BLK,W/SDM8 FLEX,DSD
1135.00
Graco 25R121 RESERVOIR, CDS, 20L, LL SWITCH, OVRFL
1200.00